25 NodeRef Path::getLeftSibling(unsigned Level) const {  in getLeftSibling()
27   if (Level == 0)  in getLeftSibling()
31   unsigned l = Level - 1;  in getLeftSibling()
43   for (++l; l != Level; ++l)  in getLeftSibling()
48 void Path::moveLeft(unsigned Level) {  in moveLeft()  argument
49   assert(Level != 0 && "Cannot move the root node");  in moveLeft()
54     l = Level - 1;  in moveLeft()
59   } else if (height() < Level)  in moveLeft()
61     path.resize(Level + 1, Entry(nullptr, 0, 0));  in moveLeft()
68   for (++l; l != Level; ++l) {  in moveLeft()
75 NodeRef Path::getRightSibling(unsigned Level) const {  in getRightSibling()
77   if (Level == 0)  in getRightSibling()
81   unsigned l = Level - 1;  in getRightSibling()
93   for (++l; l != Level; ++l)  in getRightSibling()
98 void Path::moveRight(unsigned Level) {  in moveRight()  argument
99   assert(Level != 0 && "Cannot move the root node");  in moveRight()
102   unsigned l = Level - 1;  in moveRight()
112   for (++l; l != Level; ++l) {  in moveRight()